Manchester, John Rylands Library, Bullock Collection 475

Castiglione’s commentary normally introduces the general meaning of the poem and then provides an exposition of single lines or expressions. Whilst the majority of his notes clarify the literal meaning of the poems, some more profound observations deal with different nuances of meaning in the Tuscan language, metrical aspects, divergent interpretations of Petrarch’s lines, and philosophical digressions.
 
At fol. D2r is an astrological map.
 
In the Manchester copy are some marginal manuscript annotations on the left margin of fol. A7v.
 
In the Riccardiana’s copy, this work is bound with Andrea Calmo, I piacevoli et ingeniosi discorsi in piv lettere comprese, e’ ne la lingua antica uolgari dichiarata (Venice: Comin da Trino, 1547).